<html>
  <head>
      <meta charset="utf-8">
      <title>验证用户输入的密码</title>
  </head>
  <body>
     <p>用户名:<input type="button" id="use"/></p>
     <p>密码：<input type="button" id="pas"/></p>
  </body>
  <script src="password.js"></script>
</html>